Gun stock



FIG. 1 is a perspective view of a gun stock showing my new design, the portion shown in phantom lines forming no part of the claimed invention;

FIG. 2 is a side view thereof;

FIG. 3 is an opposite side view thereof;

FIG. 4 is a top view thereof, the portion shown in phantom lines forming no part of the claimed invention;

FIG. 5 is a bottom view thereof;

FIG. 6 is an end view thereof; and,

FIG. 7 is an opposite end view thereof.

The broken line showing of aspects of the gun stock in FIGS. 1 and 4 is included for the purpose of illustrating environment and forms no part of the claimed design. 

CLAIM The ornamental design for a gun stock, as shown and described. 